title: A 10-week-old boy with a telangiectatic nodule on the knee--quiz case.
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D007223:Infant; D007717:Knee; D008297:Male; D013684:Telangiectasis / Q000175:diagnosis; D014972:Xanthogranuloma, Juvenile / Q000175:diagnosis* / Q000473:pathology